<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>ECharts</title>
    <!-- 引入 echarts.js -->
    <script src="./js/echarts.min.js"></script>
    <script src="./js/jQuery.3.2.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style="width:1500px;height:600px;"></div>
<div id="main02" style="width: 1500px;height:1500px;"></div>
<div id="main03" style="width: 1500px;height:600px;"></div>
</body>
</html>
<script type="text/javascript" src="chart.js?randomId=4"></script>
</html>